UNIVERSAL TUBE COMPATIBILITY: Compatible with 14mm (OD) hard tubing, including materials such as acrylic, copper, brass, and stainless steel, offering versatility in setup. EFFORTLESS INSTALLATION AND DURABILITY: Features a G1/4"" BSP thread and a 4.5mm male thread length for quick and easy installation, ensuring a secure fit with a high-quality, durable design. OPTIMAL DIMENSIONS FOR A SECURE FIT: With an outer diameter of 21.7mm and an installed height of 17mm, this fitting offers the ideal balance of a snug fit and ease of use in your liquid cooling system. SEAMLESS INTEGRATION FOR PC COOLING SYSTEMS: The fitting ensures a secure, leak-free connection for optimal performance. Designed for PC water cooling setups, it supports 14mm OD rigid tubing, including metal and PETG, making it ideal for various cooling configurations. EXCEPTIONAL VALUE FOR QUALITY: Provides the best price for a high-quality single unit, offering outstanding performance and durability at an affordable cost.